Changelog
========
Added
-----
- Retrieve IBM Q jobs from server (563, 585).
- Add German introductory documentation (``doc/de``) (592).
- Add ``unregister()`` for removing previously registered providers (584).
- Add matplotlib-based circuit drawer (579).
- Adding backend filtering by least busy (575).
Changed
-------
- Remove backend filtering in individual providers, keep only in wrapper (575).
- Single source of version information (581)
- Bumped IBMQuantumExperience dependency to 1.9.6 (600).
- For backend status, `status['available']` is now `status['operational']` (609).
- Added support for registering third-party providers in `register()` (602).
Removed
-------
- Remove OpenQuantumCompiler (610).
- Remove Clifford simulator from default available_backends, until its stable
release (555).
- Remove ProjectQ simulators for moving to new repository (553).
Fixed
-----
- Fix issue with unintended inversion of initializer gates (573).
- Fix issue with skip_transpiler causing some gates to be ignored silently (562).